{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["vulnerable system version", "capabilities", "supported platform", "discoverer", "vulnerable system owner", "time", "vulnerable system", "vulnerability", "common vulnerabilities and exposures"]}], "input": "The vulnerabilities in question , CVE -2018-1050 and CVE -2018-1057 , are both serious risks for anyone using Samba ."}
{"discover vulnerability": [{"vulnerable system version": "NAN", "capabilities": "NAN", "supported platform": "NAN", "discoverer": "NAN", "vulnerable system owner": "NAN", "time": "NAN", "vulnerable system": "NAN", "vulnerability": "vulnerabilities", "common vulnerabilities and exposures": ["CVE -2018-1057", "CVE -2018-1050"]}]}